Selank
Selank from the Nexus Cognitive & Nootropic catalog, supplied for controlled in-vitro research workflows.
Ships from the US with tracking.
Catalog active: Catalog pricing is active. Live warehouse counts are not published.
- Lot-specific COA
- HPLC + MS fields
- Batch archived
For in-vitro research use only. Not for human consumption.
Selank is a synthetic heptapeptide composed of the tuftsin sequence (Thr-Lys-Pro-Arg) extended by Pro-Gly-Pro. It modulates BDNF, serotonin (5-HT), dopamine, and enkephalin signaling. Research examines its anxiolytic, nootropic, and immunomodulatory properties.
No sequence is listed in the current catalog record for this product.
- CAS
- 129954-34-3
- MW
- 751.87 g/mol
- Sequence
- Not listed
- Half-life
- Not listed
- Formula
- C33H57N11O9
- Purity
- 99.48%
- Form
- Lyophilized powder
- Class
- Nootropic/Anxiolytic Peptide (Tuftsin Analog)
The dossier.
Compound Overview
Selank is a synthetic heptapeptide built from the tuftsin sequence (Thr-Lys-Pro-Arg) with a Pro-Gly-Pro extension. Controlled laboratory research examines its modulation of BDNF, serotonin (5-HT), dopamine, and enkephalin signaling, along with anxiolytic, nootropic, and immunomodulatory properties.
Research Background & Published Literature
Selank was developed at the Institute of Molecular Genetics, Russian Academy of Sciences, and has been published in Bulletin of Experimental Biology and Medicine. Preclinical literature has studied cognitive enhancement, anxiolytic effects, and immune modulation in controlled experimental models.
Researchers reviewing the literature around this compound can use the peer-reviewed resources below for additional context on mechanism of action, signaling pathways, and controlled laboratory research applications:
- Czabak-Garbacz et al. (2006) — Pharmacol Rep
- Filatova et al. (2017) — Front Pharmacol
- Kolik et al. (2019) — Bull Exp Biol Med
Storage, Handling & Stability Guidelines
Use the applicable lot/source record for storage of unopened material. Any diluent selection, preparation, temperature, aliquoting, or post-reconstitution hold conditions must be established by a qualified laboratory under a validated SOP; this page does not establish a stability window.
- Keep ambient-temperature handling time as short as practical to support compound integrity.
- Reseal vials promptly after each withdrawal to limit moisture exposure.
- Use appropriate personal protective equipment and follow institutional chemical safety protocols at all times.
- For traceability, label all aliquots with compound name, concentration, reconstitution date, and operator initials.
Quality Assurance & Lab Verification
A finalized public Certificate of Analysis is available for this catalog item. Review the public COA for the applicable lot. Lot-specific identifiers, assay values, and methods are maintained in that record and are not repeated in this product dossier.
Shipping
Orders ship within the United States via USPS; international orders are not accepted. Laboratories should follow their validated SOP together with any handling fields published for the represented product or lot; no universal prepared-solution condition is inferred here.
Compound details.
- CAS Number
- 129954-34-3
- Molecular Weight
- 751.87 g/mol
- Molecular Formula
- C₃₃H₅₇N₁₁O₉
- Class
- Nootropic/Anxiolytic Peptide (Tuftsin Analog)
Research context.
Developed at the Institute of Molecular Genetics, Russian Academy of Sciences. Published in Bulletin of Experimental Biology and Medicine. Studied for cognitive enhancement, anxiolytic effects, and immune modulation in preclinical models.
Verification standard.
Certificate information is lot-specific. A finalized public record shows only the methods, fields, and results present for that named lot. A pending certificate state exposes no assay values and must not be interpreted as analytical verification. Review Nexus lab verification.
Analytical record.
- Reported HPLC purity
- 99.48%
- Retention time
- 6.50 min
- Observed mass
- 752.05 Da
- Batch
- APX-2026-0319-S
The normalized Certificate of Analysis publishes only the lot-specific fields represented in the public record. It is not an originating laboratory report or raw instrument file.
View certificate of analysis - batch APX-2026-0319-S- Sequence
- Not listed
- Model preview
- Unavailable
Molecular model preview is unavailable for this catalog record.
The chemistry.
7-amino acid synthetic peptide analog of tuftsin with Pro-Gly C-terminal extension
Technical specifications.
- Product Name: Selank
- Classification: Nootropic/Anxiolytic Peptide (Tuftsin Analog)
- Structural Description: 7-amino acid synthetic peptide analog of tuftsin with Pro-Gly C-terminal extension
- CAS Number: 129954-34-3
- Molecular Weight: 751.87 g/mol
- Purity: ≥99% (verified by HPLC and Mass Spectrometry)
- Physical Form: Lyophilized (freeze-dried) powder
- Intended Use: In-vitro research use only — not for human consumption
Related research compounds
Comparable catalog records with published variants and certificate status.
- Cognitive & NootropicVerified batchSemaxPriceFrom $32.99Formats3 sizes
Compare size options, price, and certificate status before opening the product record.
CAS 80714-61-0View product - Cognitive & NootropicCertificate pendingSemax 10mg+Selank 10mgPrice$84.99Formats1 size
Compare size options, price, and certificate status before opening the product record.
View product - Cognitive & NootropicCertificate pendingNA Selank amidatePrice$89.99Formats1 size
Compare size options, price, and certificate status before opening the product record.
View product - Cognitive & NootropicCertificate pendingNA Semax amidatePrice$79.99Formats1 size
Compare size options, price, and certificate status before opening the product record.
View product - Cognitive & NootropicVerified batchcerebrolysinPrice$91.99Formats2 sizes
Compare size options, price, and certificate status before opening the product record.
CAS 12656-61-0View product
Research notes.
Selank research FAQ.
What is Selank used for in research?
Selank is supplied for controlled in-vitro research workflows in the Cognitive & Nootropic category. It is not labeled for human or veterinary use.
Does Selank have a finalized analytical record?
Selank has a finalized Nexus Lab Verified record that reports 99.48% HPLC area-percent purity for the represented batch. Other fields are shown only where present.
Which Selank variants are published?
Published Nexus variants include 5mg, 10mg, 30mg.
Does Selank include a COA?
Yes. The current Nexus record links Selank to finalized batch APX-2026-0319-S.
